Home / 4,639.92-6,960.28-1,519.91

Finding the Fourth Proportional to 4,639.92, 6,960.28 and 1,519.91

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Solution

The fourth proportional to 4,639.92, 6,960.28 and 1,519.91 is: 2,280.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.92 : 6,960.28 = 1,519.91 : x
  2. Step 2: Convert to fraction form
    4,639.92/6,960.28 = 1,519.91/x
  3. Step 3: Cross multiply
    4,639.92x = 6,960.28 × 1,519.91
  4. Step 4: Simplify right side
    4,639.92x = 10,579,008.98
  5. Step 5: Solve for x
    x = 10,579,008.98/4,639.92
  6. Step 6: Final answer
    x = 2,280.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.